anti-vaccine

adjective

ˌan-tē-vak-ˈsēn,
ˌan-ˌtī- How to pronounce anti-vaccine (audio)
-ˈvak-ˌsēn
variants or less commonly antivaccine
: opposed to the use of vaccines
A handful of parents and anti-vaccine activists told lawmakers … that they believe vaccines are responsible for countless cases of autism, learning disabilities and death.Jim Hughes
… the rising global threat of antivaccine sentiments and vaccine misinformation contributed to the WHO [=World Health Organization] classifying vaccine hesitancy as a top ten global health threat in 2019 …David M. Higgins and Sean T. O'Leary

Examples of anti-vaccine in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Kennedy is a prominent anti-vaccine advocate who has spent decades spreading misinformation about vaccines. Ars Technica, 7 Feb. 2025 Read Article > Jan 30 Dylan Scott Robert F. Kennedy Jr.’s nomination to be Donald Trump’s health secretary has been dogged by his long record of anti-vaccine and anti-science statements. Vox Staff, Vox, 7 Feb. 2025 Hotez, a vaccine scientist, has raised alarms for years about Kennedy's anti-vaccine comments — and has on multiple occasions spoken with Kennedy and given him evidence debunking his claims. Avery Lotz, Axios, 4 Feb. 2025 An ad campaign from the left-leaning advocacy group Protect Our Care targeted select Republican senators and portrayed Kennedy as an anti-vaccine extremist. Selena Simmons-Duffin, NPR, 4 Feb. 2025 Other Republicans, including Senator Mitch McConnell of Kentucky, have raised concerns about Kennedy’s anti-vaccine activism. Nicholas Florko, The Atlantic, 4 Feb. 2025 Kennedy said the trip was arranged by Edwin Tamasese, a local anti-vaccine influencer. Charlotte Graham-McLay, Chicago Tribune, 3 Feb. 2025 His trip was arranged by a Samoan anti-vaccine influencer, as detailed in a 2021 blog post by Kennedy. Gabe Whisnant, Newsweek, 3 Feb. 2025 Vaccine Skepticism Kennedy was dogged with questions about his work on behalf of Children’s Health Defense, an anti-vaccine nonprofit Kennedy founded and led. Claire Bugos, Verywell Health, 31 Jan. 2025

Word History

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of anti-vaccine was in 1880

Dictionary Entries Near anti-vaccine

Cite this Entry

“Anti-vaccine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-vaccine. Accessed 16 Feb. 2025.

Last Updated: - Updated example sentences
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